It would not prevent the flunk.

Besides, his arm hurt him too much to write.

It hurt his eyes to look at the blackboard, and his eyes hurt even when they were closed; and it seemed positively to hurt him to think.
So the forty-nine pens scratched on in a race after Miss Wilson, who was covering the blackboard with question after question; and he listened to the scratching, and watched the questions growing under her chalk, and was very miserable indeed.

His head seemed whirling around.

It ached inside and was sore outside, and he did not seem to have any control of it at all.
He was beset with memories of the Pit, like scenes from some monstrous nightmare, and, try as he would, he could not dispel them.